Effective Speed
Effective CPU Speed |
47.6 % | 64.6 % | Much faster effective speed. |
Launch Date
Launch Date |
Q1'11 | Q4'11 | ||||
Cache
Cache |
3 MB SmartCache | 8 MB SmartCache | ||||
Max Turbo Frequency
Max Turbo Frequency |
3.2 GHz | 3.7 GHz | ||||
Max Memory Size
Max Memory Size (dependent on memory type) |
16 GB | 32 GB | ||||
Memory Types
Memory Types |
DDR3 1066/1333 | DDR3 1066/1333/1600 | ||||
Memory Bandwidth
Max Memory Bandwidth |
21.3 GB/s | 25.6 GB/s | ||||
Package Size
Package Size |
37.5mm x 37.5mm (rPGA988B); 31mm x 24mm (BGA1023) | 37.5mm x 37.5mm (rPGA998) | ||||
PCI Express Configurations
PCI Express Configurations ‡ |
1x16, 2x8, 1x8+2x4 | 1x16, 2x8, 1x8 2x4 | ||||
Max # of PCI Express Lanes
Max # of PCI Express Lanes |
16 | 1 | ||||
|
More specs » | More specs » |